Carlos Alcaraz fought through a second-set slump to post a "rollercoaster" 6-1, 2-6, 6-3 victory over Damir Dzumhur in his opening match Sunday at the ATP-WTA Cincinnati Open.- Gauff battles through - In the women's draw,

German third seed Alexander Zverev swatted aside home hope Nishesh Basavareddy 6-3 6-3 in the second round of the Cincinnati Open on Sunday, as Canadian Open winner Ben Shelton advanced when Argentina's Camilo Ugo Carabelli retired injured.

Aug 10 (Reuters) - Carlos Alcaraz bounced back from a mid-match slump to down Bosnian Damir Dzumhur 6-1 2-6 6-3 in the second round of the Cincinnati Open on Sunday, as American Coco Gauff overcame early problems on serve to cruise past China's Wang Xinyu 6-3 6-2.